Eocene Green River Unidentified Flower P-PCM-16-070 Heteromorph ammonite Middle Eocene

Middle Eocene

Family Araliaceae

referring to the hollow chambers in its vertebrae

and these can further be broken down into subzones

Many aphids are capable of parthenogenesis

Eocene Green River Unidentified Flower P-PCM-16-070 Heteromorph ammonite Middle EoceneUnidentified Flower Green River Formation Middle Eocene Lincoln County, Wyoming This is an excellent specimen of an unidentified flower attached to its branching stem. Its calyx and sepals are clearly visible. This is certainly the same plant as that figured in Grande's The Lost World of Fossil Lake (2013) on page 344. These are rare and it was collected in the 18 inch layer.